1 credentialed Colorado radon professional serving Antonito, sourced from the Colorado DORA credential rosters and cross-checked against each company's own site. Filter by what you actually need — a mitigation install, a test, or both.
What changes a radon mitigation quote, plus a checklist for comparing bids →
Yes. Since July 1, 2022, all radon measurement and mitigation in Colorado must be done by a professional licensed through DORA's Office of Radon Professionals. Measurement licenses start RME- and mitigation licenses start RMT-.
Source: Colorado DORA press release, Aug. 16, 2022; DORA Office of Radon Professionals. Checked 2026-11-05.EPA recommends fixing a home at 4 pCi/L or higher and suggests considering a fix between 2 and 4 pCi/L. What your test number means →
Source: EPA, What is EPA's action level for radon?. Checked 2026-11-05.Straight-line miles between Census place points, not driving distance. Source: U.S. Census Bureau, 2023 Gazetteer Files (Places).